The old man put his oars (船桨)in the water and _______ the smooth surface of the lake.
Japan’s first lady said Wednesday she would not marry Premier Naoto Kan again in ______ life.
________ will it take to see the Chinese Dream come true for our children and grandchildren?
The teacher knows that you are always the first ________ to the classroom since last september.
We can’t take part in the competition ________ we get our student card.
It was announced that only when the examination papers were handed in ________to go out of the classroom.